Slow Worm Welfare: Garden Habitat and Legal Protection

Slow worms are protected legless lizards commonly found in UK gardens that face welfare threats from cats, garden machinery, and habitat loss.

Key Facts

Slow worms are legless lizards, not snakes, and are legally protected under the Wildlife and Countryside Act
They are beneficial garden inhabitants consuming slugs and other invertebrate pests
Cat predation is a major mortality cause in suburban garden populations
Garden machinery including strimmers and lawnmowers kills slow worms in grass
Slow worms can autotomise (shed) their tail as an escape mechanism; the tail regenerates

Welfare Considerations

Slow worm welfare threats in garden environments are primarily from cat predation and garden machinery. Cats play with slow worms before killing them, causing injuries including tail loss, spinal injuries, and deep puncture wounds that are often fatal even without immediate death. Garden strimmer and lawnmower injuries cause traumatic wounds to slow worms sheltering in long grass. Slow worms found injured have realistic chances of recovery with wildlife rehabilitator care, including tail regeneration after autotomy. Garden management that provides slow worm refugia including undisturbed compost heaps, corrugated metal sheets, and rough grass margins provides both habitat and refuge from machinery.

What You Can Do

Walk your garden carefully before using strimmers or mowers, looking for slow worms in grass
Place corrugated metal sheets or wood in sunny spots to create warm slow worm refugia
Keep cats in at dawn and dusk when slow worms are most active
Report injured slow worms to local wildlife rehabilitators for assessment and care